test

flake.lock

@@ -180,16 +180,15 @@
         ]
       },
       "locked": {
-        "lastModified": 1742690494,
+        "lastModified": 1755519972,
-        "narHash": "sha256-SFacEbSRMoTyWG5VXh4ieofJGge+cLq9lH8ifB+zjBg=",
+        "narHash": "sha256-bU4nqi3IpsUZJeyS8Jk85ytlX61i4b0KCxXX9YcOgVc=",
-        "owner": "nvmd",
+        "owner": "nix-community",
         "repo": "disko",
-        "rev": "9dc58d4d49c9f74623a06e2fc20cdfd8bb3cbe8b",
+        "rev": "4073ff2f481f9ef3501678ff479ed81402caae6d",
         "type": "github"
       },
       "original": {
-        "owner": "nvmd",
+        "owner": "nix-community",
-        "ref": "gpt-attrs",
         "repo": "disko",
         "type": "github"
       }

flake.nix

@@ -43,8 +43,8 @@
 
     disko = {
       # the fork is needed for partition attributes support
-      url = "github:nvmd/disko/gpt-attrs";
+      # url = "github:nvmd/disko/gpt-attrs";
-      # url = "github:nix-community/disko";
+      url = "github:nix-community/disko";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 

modules/nixos/disko/x86_64-linux/default.nix

@@ -1,44 +1,35 @@
 {
-  config,
   lib,
   system,
-  namespace,
   ...
 }:
 let
-  cfg = config.${namespace}.hardware.disko;
   isArm = builtins.match "aarch64*" system != null;
   rootDisk = "/dev/nvme0n1";
 in
 {
   imports = [ ../options.nix ];
-
+  config = lib.mkIf (!isArm) {
-  config = lib.mkIf (cfg.enable && !isArm) {
     disko.devices = {
       nodev."/" = {
         fsType = "tmpfs";
         mountOptions = [
           "mode=755"
           "defaults"
-          "size=25%"
+          "size=2G"
         ];
       };
-      # root disk setup
+      disk = {
-      disk.main = {
+        main = {
-        type = "disk";
           device = rootDisk;
-        imageSize = "32G";
+          type = "disk";
+          imageSize = "15G";
           content = {
             type = "gpt";
-          # specify partitions
             partitions = {
-            # /boot
               ESP = {
-              priority = 1;
-              name = "ESP";
-              start = "1M";
-              end = "1G";
                 type = "EF00";
+                size = "100M";
                 content = {
                   type = "filesystem";
                   format = "vfat";
@@ -48,44 +39,43 @@ in
               };
 
               root = {
-              name = "btrfs-root";
                 size = "100%";
                 content = {
-                type = "btrfs";
+                  type = "bcachefs";
-                extraArgs = [ "-f" ]; # Override existing partition
+                  # This refers to a filesystem in the `bcachefs_filesystems` attrset below.
-                # Subvolumes must set a mountpoint in order to be mounted,
+                  filesystem = "mounted_subvolumes_in_multi";
-                # unless their parent is mounted
+                  label = "ssd.ssd1";
-                subvolumes = {
+                  extraFormatArgs = [
-                  "home" = {
+                    "--discard"
-                    mountOptions = [ "compress=zstd" ];
-                    mountpoint = "/home";
-                  };
-                  "root" = {
-                    mountOptions = [
-                      "compress=zstd"
-                      "noatime"
                   ];
+                };
+              };
+            };
+          };
+        };
+      };
+
+      bcachefs_filesystems = {
+        mounted_subvolumes_in_multi = {
+          type = "bcachefs_filesystem";
+          # passwordFile = "/etc/nixos/pool.jwe";
+          extraFormatArgs = [
+            "--compression=zstd"
+          ];
+          subvolumes = {
+            "subvolumes/root" = {
               mountpoint = "/root";
             };
-                  "nix" = {
+            "subvolumes/home" = {
-                    mountOptions = [
+              mountpoint = "/home";
-                      "compress=zstd"
+            };
-                      "noatime"
+            "subvolumes/nix" = {
-                    ];
               mountpoint = "/nix";
             };
-                  "etc" = {
+            "subvolumes/etc" = {
-                    mountOptions = [
-                      "compress=zstd"
-                      "noatime"
-                    ];
               mountpoint = "/etc";
             };
-                  "log" = {
+            "subvolumes/log" = {
-                    mountOptions = [
-                      "compress=zstd"
-                      "noatime"
-                    ];
               mountpoint = "/var/log";
             };
           };
@@ -93,7 +83,4 @@ in
       };
     };
   };
-      };
-    };
-  };
 }